1412124680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{487}}^1\times {\mathrm{1021}}^1$

素因数の和:1590

約数の個数: 64

約数和(自身を含む): 3231809280

約数和(自身を除く): 1819684600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 487, 568, 710, 974, 1021, 1420, 1948, 2042, 2435, 2840, 3896, 4084, 4870, 5105, 8168, 9740, 10210, 19480, 20420, 34577, 40840, 69154, 72491, 138308, 144982, 172885, 276616, 289964, 345770, 362455, 497227, 579928, 691540, 724910, 994454, 1383080, 1449820, 1988908, 2486135, 2899640, 3977816, 4972270, 9944540, 19889080, 35303117, 70606234, 141212468, 176515585, 282424936, 353031170, 706062340, 1412124680]

約数ペア:

[(1, 1412124680), (2, 706062340), (4, 353031170), (5, 282424936), (8, 176515585), (10, 141212468), (20, 70606234), (40, 35303117), (71, 19889080), (142, 9944540), (284, 4972270), (355, 3977816), (487, 2899640), (568, 2486135), (710, 1988908), (974, 1449820), (1021, 1383080), (1420, 994454), (1948, 724910), (2042, 691540), (2435, 579928), (2840, 497227), (3896, 362455), (4084, 345770), (4870, 289964), (5105, 276616), (8168, 172885), (9740, 144982), (10210, 138308), (19480, 72491), (20420, 69154), (34577, 40840)]